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chromium/0001-Force-baseline-POWER8-...

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From ea104a841fca1ff4d5430915f1b7c52c6a642f13 Mon Sep 17 00:00:00 2001
From: Timothy Pearson <tpearson@raptorengineering.com>
Date: Fri, 21 Sep 2018 21:44:17 -0500
Subject: [PATCH] Force baseline POWER8 / AltiVec / VSX CPU features when on a
PPC64 platform in LE mode
---
BUILD.gn | 6 ++++++
1 file changed, 6 insertions(+)
Index: chromium-120.0.6099.71/v8/BUILD.gn
===================================================================
--- chromium-120.0.6099.71.orig/v8/BUILD.gn
+++ chromium-120.0.6099.71/v8/BUILD.gn
@@ -1340,6 +1340,12 @@ config("toolchain") {
}
if (host_byteorder == "little") {
defines += [ "V8_TARGET_ARCH_PPC_LE" ]
+ cflags += [
+ # Enable usage of AltiVec, VSX, and other POWER8 and higher features
+ "-mcpu=power8",
+ "-maltivec",
+ "-mvsx",
+ ]
} else if (host_byteorder == "big") {
defines += [ "V8_TARGET_ARCH_PPC_BE" ]
if (current_os == "aix") {